Thermo Fisher Scientific Operating Margin Growth & History (TMO)

Thermo Fisher Scientific's operating margin was 17.38% for fiscal 2025.

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Thermo Fisher Scientific annual operating margin history

Thermo Fisher Scientific annual operating margin

Fiscal yearPeriod endedOperating marginChange (percentage points)
20252025-12-3117.38%+0.27 pp
20242024-12-3117.11%+1.11 pp
20232023-12-3116.00%−2.68 pp
20222022-12-3118.69%−6.89 pp
20212021-12-3125.57%+1.38 pp
20202020-12-3124.19%+6.21 pp
20192019-12-3117.99%+2.46 pp
20182018-12-3115.53%+1.38 pp
20172017-12-3114.15%+0.70 pp
20162016-12-3113.45%−0.32 pp
20152015-12-3113.77%−1.05 pp
20142014-12-3114.82%+2.52 pp
20132013-12-3112.30%+0.45 pp
20122012-12-3111.85%+1.03 pp
20112011-12-3110.82%−0.61 pp
20102010-12-3111.43%+1.32 pp
20092009-12-3110.11%−1.60 pp
20082008-12-3111.71%+1.71 pp
20072007-12-3110.00%

Thermo Fisher Scientific operating margin trends

Over the last five reported fiscal years, Thermo Fisher Scientific's operating margin decreased from 24.19% to 17.38%, a change of −6.81 percentage points. The latest reported quarter, Q2 2026, shows 17.40%.

About the metric

What operating margin means

Operating margin measures the percentage of revenue left after operating costs and expenses. It shows how much operating profit a company generates from each dollar of revenue.

Calculation and source

How operating margin is calculated

TickerStat calculates operating margin as SEC-reported operating income divided by SEC-reported revenue for the same fiscal period. Changes are shown in percentage points. Fiscal periods can differ from calendar years, so exact period-end dates are included.

Review Thermo Fisher Scientific filings at SEC.gov ↗